Electrolytic Manganese Dioxide Powder from China
High-purity electrolytic manganese dioxide (EMD) powder used as the cathode material in alkaline primary batteries like AA and AAA cells. This synthetic form of MnO2 provides high energy density and long shelf life, classified under HTS 8506.10.00 as manganese dioxide specifically for primary cell production. It meets the chemical purity standards required for battery manufacturing.
Duty Rate — China → United States
40.2%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify purity certification (typically >90% MnO2) and battery-grade specifications to avoid reclassification as general chemicals
• Include end-use declaration for primary battery production; provide MSDS and test reports for customs clearance